raise ValueError if the argument to node.replace_rdataset() is not an rdataset
raise ValueError if the argument to node.replace_rdataset() is not an rdataset

Abhayakara/dnspython,rcorrieri/dnspython,cluck/dnspython,fjxhkj/dnspython,leeclemens/dnspython,tow/dnspython,tomlanyon/dnspython,preo/dnspython